Search results
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Report of activities performed under support of CCAMLR Scientific Scholarship in 2019
Abstract: A list of events attended by the Scholarship holder for 2019 with the support of the ... CCAMLR Scientific Scholarship is presented. The types of work that have been completed and the knowledge ... Title: Report of activities performed under support of CCAMLR Scientific Scholarship in 2019 Approval ...
Meeting Document : SC-CAMLR-38/BG/23 : Author(s): I. Slypko
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Can the chemistry of otolith nuclei determine population structure of Patagonian toothfish Dissostichus eleginoides?
Abstract: Otolith nucleus chemistry resolved the population structure of Patagonian toothfish ... to South Georgia in the Southern Ocean. Concentrations of 55Mn, 88Sr, and 137Ba, ratioed to 42Ca ... , showed a sharp population boundary in the vicinity of the Polar Front, between South Georgia and the ... population heterogeneity not previously detected, suggesting the possibility of more than one South American ...
Meeting Document : WG-FSA-06/P2 : Author(s): Ashford, J.R., A.I. Arkhipkin and C.M. Jones
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Growth and maturation of Euphausia superba Dana in northern areas of its distribution range (with reference to South Georgia and Bouvet Island areas)
maturation rates as well as the average minimal sizes of E.superba are appreciably higher in the former than ... South Georgia area as compared to Bouvet Island. The differences in the growth and maturation rates of ... E.superba between these two areas persist with a change of climatic epochs. During the warmer climatic epoch ... observed during the warmer and one peak during the colder epoch. Author(s): Delegation of USSR Title ...
Meeting Document : SC-CAMLR-VIII/BG/22 : Author(s): Delegation of USSR
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Age and Length Growth of Champsocephalus gunnari, Lonnberg 1905 (Pisces, Chaenichthyidae, in the Area of Elephant Island, West Zone, Antarctica
Abstract: In order to extend the knowledge on the age and growth of antarctic fishes, the authors ... present herein the results of the data processing arising from samplings o f a species belonging to the ... Chaenichthyidae family, Champsocephalus gunnari. The age determination of this species, was made using the otolith ... fine cutting technique. Through the reading of the growth rings the age classes corresponding to3, 4, 5 ...
Meeting Document : WG-FSA-85/11 : Author(s): A.P. Tomo and E. Barrera-Oro (Argentina)
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Exploring age and growth dynamics of a historically overfished Sub-Antarctic fish species: The grey rockcod (Lepidonotothen squamifrons) in the vicinity of Heard Island and McDonald Island
been performed to assess the status of this species within the Heard Island and McDonald Island region ... (CCAMLR Division 58.5.2). This study has updated a range of biological parameters such as growth, maturity ... 24. Through the mapping of abundances the presence of three distinct geographical populations were ... : Exploring age and growth dynamics of a historically overfished Sub-Antarctic fish species: The grey rockcod ...
Meeting Document : WG-FSA-15/51 : Author(s): D. Maschette, D.C. Welsford and C. Gardner (Australia)
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Feasibility of trawl surveys to estimate abundance of juvenile toothfish in Subarea 88.1
Abstract: This report presents results from a desktop study to determine the feasibility of ... average over the last three years, 63% of the seabed area from 0–600 m depth was not fishable in January ... –February because of ice. Ice cover varied greatly between years, with the untrawlable area ranging from 31 ... % in 2002 to 89% in 2002. Less than 10% of the potential trawl survey area was fishable in all three ...
Meeting Document : WG-FSA-SAM-04/07 : Author(s): Wood, B.A., ODriscoll, R.L., Hanchet, S.M.
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Application of continuous time Markov chains to modelling animal movement: estimation of movement rates and retention times for Patagonian toothfish
Abstract: The study of animal movement and distribution has been a central focus in ecology since ... the inception of the science. However, continuous-time, discrete state models have received relatively ... accuracy of estimates arising from this model using simulated data with known movement rates. Finally, we ... apply the model to estimate the equilibrium distribution of Patagonian toothfish in the region around ...
Meeting Document : WG-FSA-SAM-06/16 : Author(s): C. Wilcox, M. Bravington and D. Peel (Australia)
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Length-weight relationships of six fish species associated with krill fishery in the Atlantic sector of the Southern Ocean
Abstract: Length-weight relationships (LWRs) of six fish species in the Southern Ocean, which ... krill trawler (codend mesh size 2 cm) in the Atlantic sector of the Southern Ocean from January to ... August 2016. Data on LWRs and the relationships between standard length and total length of those species ... from krill fishery can provide a useful scientific platform to produce biological information of ...
Meeting Document : WG-FSA-17/64 : Author(s): L. Wei, G.P. Zhu and Q.Y. Yang
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Hydrographic flux in Statistical Area 88 of ccamlr in the Pacific sector of the Southern Ocean
Area 88 of CCAMLR in the Pacific sector. Those are surface geostrophic flow in the whole of the ... Statistical Area 88 and vertical distributions of geostrophic velocity and temperature along 90°W, 120°W, 170 ... Area 88 of ccamlr in the Pacific sector of the Southern Ocean Approval: Approved ...
Meeting Document : WG-Krill-94/29 : Author(s): M. Naganobu (Japan)
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Analysis of sea-ice concentration of 48.6_4 and _5 with remote sensing data during the latest four seasons
Abstract: We analyzed the sea-ice concentration for the southern ice-shelf areas of 48.6 during ... the latest four seasons using two satellite data, LANCE-MODIS data and AMSR2 of “Shizuku” processed ... byUniversity Bremen. Figure 1 shows the overall of the topography and ice condition with Shinsei maru No. 3 ... to enter the block, thus she left for the northern part of Subarea 48.6 in February 8th. However, the ...
Meeting Document : WG-SAM-16/42 Rev. 1 : Author(s): T. Namba, K. Taki and T. Ichii